Council Bluffs Interstate System (I-29, I-80 and I-480) Environmental Assessment, March 14, 2011

Abstract

This Tier 2 Environmental Assessment (EA) presents the results of studies and analysis
conducted to determine the potential impacts of proposed improvements in Segment 3 of the
Council Bluffs Interstate System (CBIS) in the Council Bluffs metropolitan area. This
document is tiered to the Tier 1 Draft and Final Environmental Impact Statements (EIS) that evaluated impacts of the overall CBIS Improvements Project, which includes five segments of
independent utility This EA on Segment 3 of the Project is divided into the following sections: and encompasses 18 mainline miles of Interstate and 14 interchanges
along Interstate 80 (I-80), Interstate 29 (I-29), and Interstate 480 (I-480).